Ring, Retaining5325-01-161-9173

NSN 5325-01-161-9173 · NIIN 011619173 · Part number 520205

Woodward Fst, Inc · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 65065

Government record, cited

NSN 5325-01-161-9173 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-161-9173. Manufacturer of record part number: 520205.

Also searched as 5325-01-161-9173 · 5325011619173 · NIIN 011619173 · 01-161-9173 · FSC 5325 Fastening Devices · CAGE 65065 · 520205

Nearby stock numbers ← 5325-01-161-9172 Ring, Retaining · 5325-01-161-9975 Ring, Retaining →

Features

Ring,retaining — FSC 5325
2 manufacturer part numbers on file
Manufacturer of record: Woodward Fst, Inc

Identification

NSN: 5325-01-161-9173
NIIN: 011619173
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 520205
Manufacturer: Woodward Fst, Inc

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-161-9173, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Woodward Fst, Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Ring,retaining
FSC / FSG	5325 — Fastening Devices (FSG 53)
Manufacturers	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Woodward Fst, Inc (CAGE 65065)

Technical Specifications

Parameter	Value
NSN	5325-01-161-9173
Primary Part Number	520205
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Woodward Fst, Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
520205	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
520205 PRIMARY	Woodward Fst, Inc (USA)

No interchangeability data on file.

Other items in FSC 5325 — Fastening Devices

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5325-00-000-1884

5325-00-000-1884 · Item name not on file

5325-00-000-9988

5325-00-000-9988 · Item name not on file

5325-00-001-1567

RING,RETAINING

5325-00-001-2043

FASTENER,PANEL

5325-00-001-3842

RING,RETAINING

5325-00-001-3858

5325-00-001-3858 · Item name not on file

5325-00-001-3871

RING,RETAINING

5325-00-001-4317

RING,RETAINING

Frequently Asked Questions

What is NSN 5325-01-161-9173?

NSN 5325-01-161-9173 is a Ring,retaining, manufactured by Woodward Fst, Inc, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-161-9173?

NSN 5325-01-161-9173 has 2 manufacturer part numbers on file: 520205 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 520205 (Woodward Fst, Inc).

Is NSN 5325-01-161-9173 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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